Leather edge silicone skirting adds an additional interior layer of silicone that helps to ensure more of a secure, water-tight fit; silicone split strap provides a secure fit on the head Mask features tempered lenses that provides shatter-resistant protection; low volume, twin lenses allows for a close-to-the-face fit and for integration of corrective lenses if desired Black sporty detailing around the frame is highlighted by bright neon color; a classic sporty look loaded with deluxe features Lift-lever buckle allows for easy adjustability; Remember, never dive with a swim mask on How to find the perfect fit; swim masks should provide gentle suction on your face when fitted properly. Hold the mask to your face without using the strap…breath in. If the mask suctions to your face you’ve found the perfect fit